Cast
- Paul Hubschmid
- Paul Finney, the Upperseven / Sir Harold
- Karin Dor
- CIA-Agent Helen Farheit
- Vivi Bach
- Birgit
- Nando Gazzolo
- Kobras
- Rosalba Neri
- Pauline
- Guido Lollobrigida
- Santos
- Tom Felleghy
- Gibbons
- Tullio Altamura
- Bank director
- Bruno Smith
- Sir Richard / M
- Mario Maffei
- Duke Robin
- Evi Rigano
- Singer
- Dietmar Schönherr
- Guide of Basel's water purification plant
